虫、鱼、鸟、兽属于动物，这些动物有的能在天空中飞，有的能在陆地上走，有的能在水里游。

Worms, fishes, birds, and herds make the fauna. Some can fly in the sky, some can walk over the land, and some can swim in water.

youdao

虫、鱼、鸟、兽属于动物，这些动物有的能在天空中飞，有的能在陆地上走，有的能在水里游。

Worms, fishes, birds, and herds make the fauna. Some can fly in the sky, some can walk over the land, and some can swim in water.

youdao